A generic implementation of the CanBuildFrom trait, which forwards
all calls to apply(from) to the genericBuilder method of
collection from, and which forwards all calls of apply() to the
newBuilder method of this factory.

A generic implementation of the CanBuildFrom trait, which forwards
all calls to apply(from) to the genericBuilder method of
collection from, and which forwards all calls of apply() to the
newBuilder method of this factory.

final defasInstanceOf[T0]: T0

The standard CanBuildFrom instance for immutable.Queue objects.
The created value is an instance of class GenericCanBuildFrom,
which forwards calls to create a new builder to the
genericBuilder method of the requesting collection.